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Showing 34746 results for "databases"
Computer Science Preprint PDF DOI

Efficient Path Query Processing in Relational Database Systems

Diego Rivera Correa, Mirek Riedewald ยท 2026

Path queries are crucial for property graphs, and there is growing interest in queries that combine regular expressions over labels with constraints on property values of vertices and edges. Efficientโ€ฆ

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Computer Science Preprint PDF DOI

OmniTQA: A Cost-Aware System for Hybrid Query Processing over Semi-Structured Data

Nima Shahbazi, Seiji Maekawa, Nikita Bhutani, Estevam Hruschka ยท 2026

While recent advances in large language models have significantly improved Text-to-SQL and table question answering systems, most existing approaches assume that all query-relevant information is explโ€ฆ

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Physics Preprint PDF DOI

Loop-level surrogate modeling of dopant-distribution effects in Ba(Zr,Ti)O$_3$

Heiko Rothl, Elke Kraker, Julien Magnien, Manfred Mucke, Florian Mayer ยท 2026

Barium titanate-based perovskites are important candidates for lead-free dielectric and electromechanical technologies. In Zr-substituted BaTiO$_3$ (BZT), functional behavior is usually discussed in tโ€ฆ

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Sociology & Anthropology Preprint PDF DOI

The Retraction Epidemic in Science Across Publishers, Fields, and Countries

Sara Venturini, Alessandra Urbinati, Paola Gallo, Jessica T. Davis, Alessandro Vespignani ยท 2026

Retractions serve as an indicator of failures in research integrity, yet most analyses focus on absolute counts rather than risk per paper. We use one of the largest open bibliographic databases to deโ€ฆ

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Physics Preprint PDF DOI

Retrieval-Augmented Question Answering over Scientific Literature for the Electron-Ion Collider

Tina. J. Jat, T. Ghosh, Karthik Suresh ยท 2026

To harness the power of Language Models in answering domain specific specialized technical questions, Retrieval Augmented Generation (RAG) is been used widely. In this work, we have developed a Q\&A aโ€ฆ

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Computer Science Preprint PDF DOI

QuantumXCT: Learning Interaction-Induced State Transformation in Cell-Cell Communication via Quantum Entanglement and Generative Modeling

Selim Romero, Shreyan Gupta, Robert S. Chapkin, James J. Cai ยท 2026

Inferring cell-cell communication (CCC) from single-cell transcriptomics remains fundamentally limited by reliance on curated ligand-receptor databases, which primarily capture co-expression rather thโ€ฆ

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Computer Science Preprint PDF DOI

Measuring the Gap Between Media Coverage and Public Information Demand: Evidence from the 2026 Lebanon Conflict

Mohamed Soufan ยท 2026

This study examines the relationship between media coverage and public information demand during the Lebanon conflict in March 2026. Using a dataset of 11,623 English-language news articles collected โ€ฆ

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AI & Data Science Preprint PDF DOI

True to Tone? Quantifying Skin Tone Fidelity and Bias in Photographic-to-Virtual Human Pipelines

Gabriel Ferri Schneider, Erick Menezes, Rafael Mecenas, Paulo Knob, Victor Araujo, Soraia Raupp Musse ยท 2026

Accurate reproduction of facial skin tone is essential for realism, identity preservation, and fairness in Virtual Human (VH) rendering. However, most accessible avatar creation pipelines rely on photโ€ฆ

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Computer Science Preprint PDF DOI

RuleForge: Automated Generation and Validation for Web Vulnerability Detection at Scale

Ayush Garg, Sophia Hager, Jacob Montiel, Aditya Tiwari, Michael Gentile, Zach Reavis, David Magnotti, Wayne Fullen ยท 2026

Security teams face a challenge: the volume of newly disclosed Common Vulnerabilities and Exposures (CVEs) far exceeds the capacity to manually develop detection mechanisms. In 2025, the National Vulnโ€ฆ

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Computer Science Preprint PDF DOI

Optimizing Relational Queries over Array-Valued Data in Columnar Systems

Maroua Zeblah (TYREX), Etienne Couritas, Sarah Chlyah (TYREX), Pierre Geneves (TYREX), Nils Gesbert (TYREX), Nabil Layaida (TYREX) ยท 2026

Modern analytical workloads increasingly combine relational data with array-valued attributes. While columnar database systems efficiently process such workloads, their ability to optimize queries thaโ€ฆ

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Computer Science Preprint PDF DOI

GPU-RMQ: Accelerating Range Minimum Queries on Modern GPUs

Lara Kreis, Justus Henneberg, Valentin Henkys, Felix Schuhknecht, Bertil Schmidt ยท 2026

Range minimum queries are frequently used in string processing and database applications including biological sequence analysis, document retrieval, and web search. Hence, various data structures haveโ€ฆ

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AI & Data Science Preprint PDF DOI

Domain-constrained knowledge representation: A modal framework

Chao Li, Yuru Wang, Chunyi Zhao ยท 2026

Knowledge graphs store large numbers of relations efficiently, but they remain weak at representing a quieter difficulty: the meaning of a concept often shifts with the domain in which it is used. A tโ€ฆ

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Computer Science Preprint PDF DOI

Overton Engage: A Structured Database and Matching System for Academic Policy Engagement Opportunities

Ceire Wincott, Angel Luis Jaso Tamame, Susan Collard, Euan Adie, Katie Shamash ยท 2026

Academic policy engagement, the structured processes through which researchers contribute evidence and expertise to public decision-making, is shaped not only by research quality but by the accessibilโ€ฆ

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Computer Science Preprint PDF DOI

CogPic: A Multimodal Dataset for Early Cognitive Impairment Assessment via Picture Description Tasks

Liuyu Wu, Rui Feng, Jie Li, Wentao Xiang, Yi Zhang, Yin Cao, Siyang Song, Xiao Gu, Jianqing Li, Wei Wang ยท 2026

The automated evaluation of cognitive status utilizing multimedia technologies presents a promising frontier in early dementia diagnosis. However, the development of robust machine learning models forโ€ฆ

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AI & Data Science Preprint PDF DOI

ByteRover: Agent-Native Memory Through LLM-Curated Hierarchical Context

Andy Nguyen, Danh Doan, Hoang Pham, Bao Ha, Dat Pham, Linh Nguyen, Hieu Nguyen, Thien Nguyen, Cuong Do, Phat Nguyen, Toan Nguyen ยท 2026

Memory-Augmented Generation (MAG) extends large language models with external memory to support long-context reasoning, but existing approaches universally treat memory as an external service that ageโ€ฆ

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Computer Science Preprint PDF DOI

Automating Database-Native Function Code Synthesis with LLMs

Wei Zhou, Xuanhe Zhou, Qikang He, Guoliang Li, Bingsheng He, Quanqing Xu, Fan Wu ยท 2026

Database systems incorporate an ever-growing number of functions in their kernels (a.k.a., database native functions) for scenarios like new application support and business migration. This growth cauโ€ฆ

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AI & Data Science Preprint PDF DOI

A Role-Based LLM Framework for Structured Information Extraction from Healthy Food Policies

Congjing Zhang, Ruoxuan Bao, Jingyu Li, Yoav Ackerman, Shuai Huang, Yanfang Su ยท 2026

Current Large Language Model (LLM) approaches for information extraction (IE) in the healthy food policy domain are often hindered by various factors, including misinformation, specifically hallucinatโ€ฆ

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Physics Preprint PDF DOI

Exhaustive Optimisation of Automorphism Groups for Stabiliser Codes

Aisling Mac Aree, Mark Howard ยท 2026

An important measure of utility for a quantum code is the identification of which logical operations can be implemented fault-tolerantly on its codespace. We introduce a framework which leverages the โ€ฆ

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Physics Preprint PDF DOI

Geomagnetic Storm Impacts On The Ionosphere Over T\"urkiye During Solar Cycle 25: Focusing On The May 2024 Storm

Ege Erayd{i}n, Seval Tasdemir, Deniz Cennet C{i}nar, Songul Oz{i}rmak, Remziye Canbay ยท 2026

The interaction between solar activity and Earth's magnetosphere magnetosphere-ionosphere system often results in geomagnetic storms that disturb ionospheric electron density. In this study, we analysโ€ฆ

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Physics Preprint PDF DOI

Beyond Beryllium: AI-Accelerated Materials Discovery for Interstellar Spacecraft Shielding

Yue Li, Xu Pan, Kaiyuan Guo ยท 2026

Project Daedalus (1973--1978), the most detailed interstellar probe design study ever conducted, specified a 9 mm beryllium erosion shield to protect the spacecraft payload during its 5.9 light-year cโ€ฆ

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